<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .box{
            width: 300px;
            height: 600px;
            border: 1px solid;
            background-color: rgba(51, 27, 138, .5);
            box-shadow: 5px 5px 5px 5px red;
            /* opacity: 0.5; */

        }

        .box:hover{
            cursor: url('mouse.png'), auto;
        }
        ul{
            list-style: none;
        }
    </style>
</head>
<body>
    <div class="box">
        文字
    </div>
    <ul>
        <li>吃饭</li>
        <li>吃饭</li>
        <li>吃饭</li>
    </ul>
</body>
</html>